document.write( "Question 418153: solve by the substition method \r
\n" );
document.write( "\n" );
document.write( "7x+3y=-35
\n" );
document.write( "-7x+y=63 \r
\n" );
document.write( "\n" );
document.write( "the soltion is \r
\n" );
document.write( "\n" );
document.write( "or there is no solution
\n" );
document.write( "--------------------------------------------------------------------------------
\n" );
document.write( " \n" );
document.write( "
Algebra.Com's Answer #292738 by edjones(8007)![]() ![]() You can put this solution on YOUR website! 7x+3y=-35 \n" ); document.write( "-7x+y=63 \n" ); document.write( "----------add \n" ); document.write( "4y=28 \n" ); document.write( ". \n" ); document.write( "y=7 \n" ); document.write( "x=-8 \n" ); document.write( ". \n" ); document.write( "Ed \n" ); document.write( " \n" ); document.write( " |